/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.ratis.util.function;

/** Runnable with a throws-clause. */
@FunctionalInterface
public interface CheckedRunnable<THROWABLE extends Throwable> {
  /**
   * The same as {@link Runnable#run()}
   * except that this method is declared with a throws-clause.
   */
  void run() throws THROWABLE;

  static <THROWABLE extends Throwable> CheckedSupplier<?, THROWABLE> asCheckedSupplier(
      CheckedRunnable<THROWABLE> runnable) {
    return () -> {
      runnable.run();
      return null;
    };
  }
}